Unless, as with Nava, we teach them.
For implementers, backpressure adds complexity without providing guarantees. The machinery to track queue sizes, compute desiredSize, and invoke pull() at the right times must all be implemented correctly. However, since these signals are advisory, all that work doesn't actually prevent the problems backpressure is supposed to solve.
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very first implementation of the concept, the 2984 was an important step in ATM
Фото: Илья Дмитрячев / ТАСС